Elpout or Eelpout: How To spell?

The word Elpout is misspelled against Eelpout, a noun meaning "A European fish (Zoarces viviparus), remarkable for producing living young; -- called also greenbone, guffer, bard, and Maroona eel. Also, an American species (Z. anguillaris), -- called also mutton fish, and, erroneously, congo eel, ling, and lamper eel. Both are edible, but of little value."